Find the rates of the stream and of the boat
A boat goes up stream 30 miles and down stream 44 miles in 10 hours. Again it goes up stream 40 miles and down stream 55 miles in 13 hours. Find the rates of the stream and of the boat.
Expected delivery within 24 Hours
Juan drives to work. Because of traffic situations, he averages 22 miles for each hour. He returns home averaging 32 miles per hour. The total travel time is 2and1/4 hours. Illustrate a variable for the time Juan takes to work. Write down an expres
Two cars leave city x one at 60 mph and other at 10 mph faster. If they go in opposite directions, how long before they're 500 miles apart?
To deliver a package, a messenger should travel at speed of 60 miles per hour on land and then employ a motorboat whose speed is 20 miles per hour in still water.
To deliver a package, a messenger should travel at a speed of 60 miles for each hour on land and then employ a motorboat whose speed is 20 miles per hour in still water.
John and Tony start from same place at the same time and head for the town 10 miles away. John walks twice as fast as Tony and arrives 3 hours before Tony. Find the speed of each.
The height in feet of a projectile with an initial velocity of 160 feet per second and an initial height of 55 feet is a function of time t, in seconds, given by h(t)= -16t^2+160t+55. Determine the maximum height of the projectile.
A motorist traveled along the straight road from Town A to Town B at 70 km/h. A motorcyclist traveled from Town B to Town A at 80 km/h. Both started journeys at same time and traveled upon the same road.
Cyclist A took 2 hours to travel from Town X to Town Y. Cyclist B took 45 minutes less to cover the same distance as he traveled at a speed faster by 3 km/h. Compute the distance from Town X to Town Y.
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